Social media apps are digital platforms that allow users to create, share, and interact with content and each other. Popular examples include Facebook, Instagram, and Twitter. These apps enable users to post updates, share photos, and connect with friends or followers, fostering online communities. Users can engage with content through likes, comments, and shares, making social media a dynamic space for communication. Many apps also offer features like messaging, video calls, and live streaming, enhancing user interaction. Overall, social media apps play a significant role in how people connect and share information in today's digital world.